Ron Shusett
Co-writer of the story of Alien and executive producer for the film

Walter Simonson
Comic book illustrator for Aliens: The Illustrated storyand he included a scene showing the alien unfolding from a box like shapethat although in the Famous Monsters of Filmland article, Dan O'Bannon was interviewed and seemed to have talked about why it was cut out, it's being regarded as a product of Walter's imagination.

Isao Tomita
Electronic music composer whose work inspired Ridley Scott on the Alien film and his music was being considered for the soundtrack for Alien

Guillermo del Toro
Film director planned to make a film of Lovecraft's "At the Mountains of Madness" but dropped the production when Prometheus was being made, and would always talked about Alien in a way that he would mentally fuse it with Lovecraft's story.